00352nam a2200121Ia 4500082002600000100002100026245004600047260003100093300002700124490006900151500000500220700000500225  a519.93102433bC552.EA  aChow, Gregory C.  aEconometric analysis by control methodsb  aNew YorkbJohn Wileyc1981  axv, 320p. Index, Bibl.  aWiley series in Probability and Mathematical Statistics. Applied  a  a